Jabra Qd To Rj10 Siemens 8800-00-25, Quick Disconnect Audio, RJ-11 Male Phone, Headset Adapter Cable, Black. Jabra 8800-00-25 Qd To Rj10 Straight 05 Meters Siemens Compatibility (8800-00-25) The Jabra 8800-00-25 quick disconnect/RJ-9 straight bottom cord is suitable for connecting the Link 180 and Avaya 9600/1600 phones.